Medical Dictionary

diastole


diastole

noun di·as·to·le \dī-ˈas-tə-(ˌ)lē\

Definition of DIASTOLE

1
:  the passive rhythmical expansion or dilation of the cavities of the heart during which they fill with blood—compare systole
2
:  the rhythmical expansion of a pulsating vacuole (as of an ameba)
di·a·stol·ic \ˌdī-ə-ˈstäl-ik\ adjective
February 27, 2015
rationale Hear it
An explanation or underlying reason
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears